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How to Check the Fuse or Circuit Breaker in a Kenmore Gas Dryer

Kenmore gas dryers are equipped with a device known as a thermal fuse, which acts in essentially the same manner as a circuit breaker or traditional fuse to shut off the dryer in the event of overheating. The fuse is a temperature-controlled switch that opens at a preset heat level, cutting the circuit that controls the gas valve and ignitor. When the fuse cools, the switch closes and the dryer will operate again. If you suspect the fuse is defective, check it with a multimeter.

Things You'll Need

  • Screwdriver set
  • Multimeter
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Instructions

    • 1

      Close the knob or lever in the gas line on the valve where it connects to the back of the Kenmore. Unplug the power cord as well. Though it is a gas appliance, the Kenmore uses a power cord to deliver electricity for the ignition system and the wiring for the fuse as well as the cycle circuits and the drive motor.

    • 2

      Twist the screw counterclockwise in the clamp holding the vent hose to the bottom of hte appliane at the rear. Take off the hose.

    • 3

      Unscrew the screws holding the rear cover plate on the Kenmore. Pull off and set aside the plate. The thermal fuse is attached to the oval-shaped blower assembly, which is made of stainless steel.

    • 4

      Pull the clip on the end of each wire to remove the two wires from the fuse.

    • 5

      Set the multimeter to check for circuit resistance, usually labeled "Rx1" on the control panel.

    • 6

      Touch the two testers on the end of the meter to the two contacts on the fuse. If the dryer has cooled to room temperature, the multimeter will display zero if the fuse works properly. Any numerical readout on the display means the fuse is defective.